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GUSTAVO A DIAZ PA-C
NPI 1730123977
Physician Assistant in Sioux Falls, SD

Active since June 16, 2006PECOS EnrolledAccepts Medicare Assignment
911 E. 20TH ST., STE. 300, SIOUX FALLS, SD 57105(605) 322-1300(605) 322-1301 Get Directions Write a Review

NPPES record last updated: July 8, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Gustavo A Diaz Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GUSTAVO A DIAZ PA-C (NPI 1730123977) is an individual physician assistant in Sioux Falls, South Dakota, licensed in South Dakota (1074) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Atrium Health Navicent The Medical Center, and is a graduate of Other (2002).

NPPES Registry Identity

NPI1730123977
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameGUSTAVO A DIAZCredential: PA-C
Location Address911 E. 20TH ST., STE. 300Sioux Falls, SD 57105-1045
Mailing Address911 E. 20th St., Ste. 300Sioux Falls, SD 57105-1045 · (605) 322-1300 · Fax (605) 322-1301
Phone(605) 322-1300
Fax(605) 322-1301
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateJune 16, 2006
Last NPPES UpdateJuly 8, 2025
NPPES CertifiedJuly 8, 2025
✔ NPI 1730123977 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Licenses✔ Licensed in SD · 1074✔ Licensed in TX · PA03831✔ Licensed in FL · PA9102123✔ Licensed in SC · 5560
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
911 E. 20TH ST., Sioux Falls, SD 57105
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of South Carolina, First Choice Next.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gustavo A Diaz Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4385614924
PECOS Enrollment IDI20180816003455, I20250325001427
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
45 services45 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
37 services36 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Atrium Health Navicent The Medical Center

Acute Care Hospitals · Macon, GA
1/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number110107
Location777 Hemlock StreetMacon, GA 31201 · Bibb County
Emergency services Birthing friendly

Piedmont Macon North Hospital

Acute Care Hospitals · Macon, GA
4/5 CMS rating
OwnershipProprietary
CMS Certification Number110201
Location400 Charter BoulevardMacon, GA 31210 · Bibb County
Emergency services

Grand Strand Regional Medical Center

Acute Care Hospitals · Myrtle Beach, SC
3/5 CMS rating
OwnershipProprietary
CMS Certification Number420085
Location809 82nd ParkwayMyrtle Beach, SC 29572 · Horry County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 57105 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$85.21 typical visit price
range $55.52 – $167.23
Typical copayment $21.30 (range $13.88 – $41.80)
Most-billed visit code 99203
Established Patient
$69.20 typical visit price
range $18.08 – $137.08
Typical copayment $17.30 (range $4.52 – $34.27)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

FRANCINE VANESSA ARNESON MD
Internal Medicine (Hospice and Palliative Medicine)
911 E. 20TH ST., STE. 509
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-8993
COURTNEY LYNN CAVIGIELLI PA-C
Physician Assistant
911 E. 20TH ST., STE. 700
SIOUX FALLS, SD 57105
Minnehaha County (605) 334-0393
SURGICAL INSTITUTE OF SOUTH DAKOTA, PC
Surgery
911 E. 20TH ST., STE. 700
SIOUX FALLS, SD 57105
Minnehaha County (605) 334-0393
ANNE AILTS MS, RD, LN
Dietitian, Registered
911 E. 20TH ST., PLAZA 4, SUITE 200
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-3455

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gustavo Diaz's NPI number?

The NPI number for Gustavo Diaz is 1730123977. It was assigned to this individual provider in the NPPES registry on June 16, 2006.

Where is Gustavo Diaz located?

Gustavo Diaz practices at 911 E. 20th St. Ste. 300, Sioux Falls, SD 57105. The listed phone number is (605) 322-1300.

What is Gustavo Diaz's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Gustavo Diaz enrolled in Medicare?

Yes. Gustavo Diaz is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Gustavo Diaz accept?

Health plans from BlueCross BlueShield of South Carolina and First Choice Next list Gustavo Diaz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Gustavo Diaz affiliated with any hospitals?

According to CMS data, Gustavo Diaz is affiliated with Atrium Health Navicent The Medical Center, Piedmont Macon North Hospital and Grand Strand Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Gustavo Diaz was last updated on July 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.